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Toshiba SD-2960SA Service Manual

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FILE NO. 810-200426I
(REVISED.2)
INTERNAL PUBLICATION
SERVICE MANUAL
DVD VIDEO PLAYER
SD-2960SA
This manual is reproduced due to the change of parts list in previous issue SD-2960SA,
(File No.810-200426I). Hereafter, please use this revised service manual.
(Issue in July 2004)
July, 2004
A

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Summary of Contents for Toshiba SD-2960SA

  • Page 1 FILE NO. 810-200426I (REVISED.2) INTERNAL PUBLICATION SERVICE MANUAL DVD VIDEO PLAYER SD-2960SA This manual is reproduced due to the change of parts list in previous issue SD-2960SA, (File No.810-200426I). Hereafter, please use this revised service manual. (Issue in July 2004) July, 2004...

  • Page 2: Table Of Contents

    CONTENTS 1. PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM Printed Wiring Board and Schematic Diagram 2. BLOCK DIAGRAMS MPEG & Display Block Diagram Power Supply Block Diagram 3. CIRCUIT DIAGRAMS Power Supply Circuit Diagram (Terminal Voltage Lists) SDRAM Circuit Diagram RF & Driver Circuit Diagram Audio &...

  • Page 3: Printed Wiring Board And Schematic Diagram

    FFC 9P P+5V P+5V DIN/DOUT DIN/DOUT 2 READY READY IRIN IROUT STB+ 5V STB+5V ON/STBY ON/STBY 9 Mechanism FFC 0.5mm 24P GND-LD DVD-LD FRONT CD-LD VR-DVD MAIN VR-CD VC(VREF) GND/PD CD/DVD_SW FFC 2mm 6P MOT_SPDL- MOT_SPDL+ MGND TRAY HOMESW POWER SW SLED- SLED+ CN801...

  • Page 4: Block Diagrams

    Block Diagrams MPEG & Display Block Diagram IRRCV SCART-L AMCLK FPC-DOUT FPC-CLK LMATN-OUT 24P-HEAD 12CCLK FPC-STB PCM1742 RMAIN-OUT 12CDAT SCART-R RFINN RFINP RFA-SDEN RFA-SDATA RFA-SCLK CVBS SCART AAF-CE C.B.U CVBS C/OUT AAF-FE Y.R.V ZR36707 C SVIDEO AAF-TE Y SVIDEO CVBS.C AAF-PI BA7660FS Laser MD...

  • Page 5: Power Supply Block Diagram

    Power Supply Block Diagram E+9V T802 D821,C821 ON/STB Q823-24 TRANS RECTIFIER A+12V 9V/SW SMOOTHING D827,42 D801-04,C805 +5VSB RECTIFIER D822,C822 SMOOTHING Q826 RECTIFIER PD+5V 5V/SW SMOOTHING Q802 CONTROL IC C801-04 T801 D823,C823 D807,C809 AC FILTER D831-34,41,Q827,29 RECTIFIER VKK-20V SMOOTHING -20V REG/SW RECTIFIER SMOOTHING R856,DZ801,C833...

  • Page 6: Circuit Diagrams

    CIRCUIT DIAGRAMS Power Supply Circuit Diagram...

  • Page 7: Terminal Voltage Lists

    Terminal Voltage Lists AC120V 60Hz IN Q822 Q823 Q824 Q826 4.27v 2.50v 14.35v -1.27v 14.32v 14.33v 0.48v 5.49v 4.33v 2.50v 10.08v 10.07v 9.32v 0.11v 5.36v 5.26v 5.48v 6.10v PLAY 4.34v 2.50v 10.25v 10.24v 9.49v 0.11v 5.40v 5.12v 5.48v 5.98v Q827 Q829 -50.80v -35.80v...

  • Page 8: Sdram Circuit Diagram

    SDRAM Circuit Diagram 2.7uH 220pF DSPVCC33 OSCIN SPDL_SENS 22pF DEFECT DEFECT MIRR MIRR 0.1uF + C3 0.1uF + C4 0.1uF + C5 FPC_DOUT Y1 27.000MHz 100uF/16V 100uF/16V 100uF/16V FPC_DOUT 100K FPC_CLK FPC_CLK IRRCV IRRCV FPC_STB FPC_STB C_B_U 22pF Y_R_V OSCOUT CVBS_C 0.1uF + C10...

  • Page 9: Rf & Driver Circuit Diagram

    RF & Driver Circuit Diagram RFA5V RFA5V RFA5V VR_SEL Logic: 33nF CD=LOW RFINN RFINN DVD=HIGH R23 4.7K 0.1uF RFINP RFINP MOT_SPDL+ MOT_SPDL- RFA5V VR_SEL 2N3904 12K/1% 1.2K 2N3904 RFGND TP10 TP11 + C50 0.1uF RF33V 100uF/16V RFA_SDEN DVDRFP SDEN RFA_SDEN RFA_SDATA DVDRFN SDATA...

  • Page 10: Audio & Video Circuit Diagram

    Audio & Video Circuit Diagram A+12V R100 C104,C109 CHANGE TO 47uF. PA+12V SCART-L C310 A+12V C108 C311 C312 47uF/16V R285 C105,C112 CHANGE TO 100uF. C102 C300 C301 0.1uF 0.1uF 47uF/25V R281 0.1uF 100K 220pF 100K 220pF C319 1uF/16V R290 150R PCM1801 AINL C103...

  • Page 11: Flash & Sram I/F Circuit Diagram

    Flash & SRAM I/F Circuit Diagram MEMDA[15:0] DSPVCC33 MEMDA[15:0] DSPVCC33 MEMAD[20:0] C151 C152 C153 C150 MEMAD[20:0] 0.1uF 0.1uF 0.1uF 47uF/16V Add RN8,RN4,RN2,RN5,RN3,RN6,RN7,RN9 for EMI improvment. FFC-45 DSPVCC33 DSPVCC33 MEMAD19 MEMAD15-1 MEMAD16-1 MEMAD16 DSPVCC33 MEMAD15 R407 MEMAD14 33R X4 MEMAD14-1 DSPVCC33 BYTE# VCCQ MEMAD13-1...

  • Page 12: Power & Av Output Circuit Diagram

    Power & AV Output Circuit Diagram TP95 R152 CVBS_SCART NC/470K CVBS_SCART R153 NC/68 OPT_SPDIF FB30 +4.6V C_SVIDEO OPTVCC A/V+5V C200 TP65 R154 C156 C157 47pF TP66 0.1uF R155 NC/0.1uF TP68 FB11 C207 100uF/16V SPDIF TP69 SPDIF TP88 NC/33 SCART_PIN16 R156 R302 R157 TP70...

  • Page 13: Front Display, Power Switch Circuit Diagram

    Front Display, Power Switch Circuit Diagram...

  • Page 14: Pc Boards

    PC BOARDS Load Motor PC Board Power Supply PC Board Power Switch PC Board Power Switch PC Board (Top Side) Power Switch PC Board (Bottom Side)

  • Page 15: Front Display Pc Board

    Front Display PC Board Front Display PC Board (Top Side) Front Display PC Board (Bottom Side)

  • Page 16: Main Pc Board

    Main PC Board Main PC Board (Top Side)
  • Page 17 Main PC Board Mian PC Board (Bottom Side)

  • Page 18: Ic Block Diagrams & Ic Pins Description

    IC BLOCK DIAGRAMS & IC PINS DESCRIPTION U9 PCM1751DBQR Audio LRCK Serial Output Amp and Port DATA Low-pass Filter Enhanced 4x / 8x Multi-level Oversampling Delta-Signal Digital Filter Modulator with Function Serial Output Amp and Controller Control Low-pass Filter OUTR Port System Clock System Clock...
  • Page 19 Q802 STR-A6351 3 Vin UVLO Latch Delay Internal Disk PUM Latch Drive & OCP Comp. OCP/FB lcont U8 BA4558F Q822 TA76431S OUT1 OUT2 +IN1 +IN2 Q821 TLP621 U2, U7 TL3472CD/R 1OUT ANODE COLLECTOR 2OUT 1IN- 1IN+ 2IN- EMITTER CATHODE 2IN+ Vcc /GND...
  • Page 20 U5 ZR36707TQC RAM (8Kbytes) Bit search module Bus converter DREQ0 to (Harvard _ Princeton DREQ2 DMA controller DACK0 to (8ch) DACK2 EOP0 to D16 to D31 EOP2 Bus converter (32bits-16bits) A00 to A24 WR0X,WR1X Clock control unit controller RSTX (Watchdog timer) HSTX BGRNTX INT0 to...
  • Page 21 U6 BA5954FP PVcc2 PreGND PGND 7.5K STAND LOADING ACTUATOR DRIVER DRIVER 7.5K DET.AMP. THERMAL SHUT DOWN PVcc1 PVcc2 DET.AMP. 7.5K SLED ACTUATOR DRIVER DRIVER 7.5K PGND PVcc1 U15 uA78L05ACPK INPUT 20 kΩ OUTPUT 1 kΩ to 14 kΩ 1.4kΩ COMMON...
  • Page 22 U1 ZR36762PQC Reconstructed PLL data EQ data data Viterbi Interpolator Equalizer Algorithm Threshold Edge flag/pos Width Threshold Measurer Defect PLL offset DPLL Lock Defect Frequency Detector ADC data Defect Detector PLL rate U16 LD1117S33C U17 LS1117S Thermal Limit Current Limit Substrate GND (FIXED OUTPUT) ADJ.
  • Page 23 IC2 PT6961 SG1/KS1 SG2/KS2 SG3/KS3 SG4/KS4 Control SG5/KS5 Serial SG6/KS6 DOUT Data SG7/KS7 Interface Display Memory SG8/KS8 SEGMENT DRIVER/ SG9/KS9 KEY SCAN OUTPUT/ GRID DRIVER Timing Generator SG10/KS10 SG11 SG12/GR7 Key Matrix Memory Dimming Circuit VDD GND U10 BA7660FS MUTE 75Ω...
  • Page 24 IC1 PT831T PINS DESCRIPTION Pin No. Pin Name Description Key scan input pin Key scan output pin Power supply pin /RESET Reset PIN (Active=L) Ground Key scan output pin LED output pin Key scan output pin OPTION Option Remote control format IR_IN Remote control input pin RELAY...

  • Page 25: Parts List

    PARTS LIST Location Description TSB P/N Reference No. AH700004 043-000127-000 REMOTE CONTROL HANDSET SE-R0127 AH700052 122-004220-151 AV CABLE 1.5m COAIXL AH700006 134-A14332-021 POWER CORD, PCA-VDE-6.5'&VDENNM AH700153 811-SD39A1-071 MANUAL-E AH700154 811-SD39A1-100 MANUAL-C SAFETY PRECAUTION The parts identified by mark are critical for safety. Replace only with part number specified. The mounting position of replacement is to be identical with originals.
  • Page 26 (CAM-0181) SPY, D.GREY(0432) x 3 PNT AH700024 111-000283-000 LEDD-G0007M-4.0D-S-R LY4-0283-G-09-Z2A/E2-4028CHG6, (COMMON CATHODE) DSP1 AH700057 500-SD2430-000 BOTTOM CABINET SD24-30 (TOSHIBA/SD-2960SA), MOLD GREY (CNS-0360) (PS) CAV:1, w/ENGRAVED AH700029 605-SD2424-000 SHIELDING BRACKET SD24-24, T=0.3mm (TIN PLATE) 1/DVD LOAD AH700030 600-SD2434-000 SHIELDING CABINET SD24-34, T=0.3mm (TIN PLATE)

  • Page 27: Exploded Views

    EXPLODED VIEWS MAIN UNIT...
  • Page 28 DVD MECHANISM...

  • Page 29: Specifications

    Specifications DVD video player / outputs / supplied accessories DVD Video Player Power supply 100V - 240 V AC, 50/60 Hz Power consumption 13 W Mass 1.7 kg External dimensions 430 x 50 x 200 mm (W/H/D) Signal system PAL / 3.58 NTSC Laser Semiconductor laser, wavelength 650/780 nm Frequency range...
  • Page 30 1-1, SHIBAURA 1-CHOME, MINATO- KU, TOKYO 105-8001, JAPAN...

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